baber/WOPTO huggingface dataset:
Patent KR-20140024831-A (KR)
Inventor: RUMMLER KNUT
IPC: C21C5/52
Filed: 2011-09-20
Abstract: 본 발명은 개방 가능한 잠금부, 샤프트형 컨테이너, 배출 개구부 및 적어도 하나의 흡입 개구부를 포함한 전기적 아크로의 장입 샤프트 시스템과 샤프트형 컨테이너의 충진을 위한 방법에 관한 것이다. 잠금부는 사전 장입 공간을 닫는다. 사전 장입 공간은 개방 가능한 분리벽을 이용하여 샤프트형 컨테이너로부터 분리된다. 또한 사전 장입 공간 내에는 주행 가능한 푸시 블레이드가 배치된다. 본 발명을 통해 환경 오염의 위험을 현저히 줄이는 장입 샤프트 시스템 및 방법이 개발된다.
Patent KR-20140001230-A (KR)
Inventor: OKAZAKI TETSUYA
IPC: C08G75/12
Filed: 2011-12-16
Abstract: 본 발명은, 광투과부로의 노광만으로도 차광부의 경화를 충분히 진행시킬 수 있는 광경화성 수지 조성물과, 이 광경화성 수지 조성물을 사용한 화상 표시용 장치 등을 제공한다.  본 발명의 광경화성 수지 조성물은, (A) 분자 내에 2개 이상의 에틸렌성 불포화 결합을 가지는 올리고머, (B) 가소제, (C) 광 중합 개시제, 및 (D) 하기 일반식 (1)로 표시되는 티올 화합물을 포함하는 것이다. 
   
(일반식 (1) 중, R 1  및 R 2 는, 각각 독립적으로 수소 원자 또는 탄소수 1∼5의 알킬기를 나타내고, m은 0∼3의 정수를 나타내고, n은 1∼6의 정수를 나타내고, A는 n가의 유기기를 나타낸다.)
Patent KR-20140018207-A (KR)
Inventor: SCHWARZ RAIMUND
IPC: B29C48/395
Filed: 2011-03-03
Abstract: 본 발명은 폴리머 집괴체를 생성하는 디바이스(1)에 관한 것이며, 이는 하우징(21) 및 그 안에 배치된 트윈 스크류(22)를 갖는 컴파운더(2), 및 폴리머와 첨가물의 도입을 위한 복수의 재료 유입구들(3, 4), 폴리머와 첨가물을 포함한 혼합물을 가열하는 템퍼링 유닛들, 적어도 1 이상의 가스제거 유닛(5), 및 유출구(23), 및 응집 툴(8)과 냉각 툴(10)을 갖는 응집 용기(11)를 포함한다.  응집 용기(11)는 연결 채널(6)을 통해 컴파운더(2)의 유출구(23)에 연결되고, 컴파운더(2)의 트윈 스크류(22)는 동-회전식 트윈 스크류(22)로서 설계되며, 응집 용기(11)의 응집 툴(8)은 혼합물의 낙하 방향으로 연결 채널(6) 아래에 배치되고, 정의된 입자 크기의 집괴체를 생성하기 위해 서로 맞물리는 회전자(81)들 및 고정자(82)들을 포함한다.  또한, 본 발명은 폴리머 집괴체를 생성하는 방법에 관한 것이다.
Patent KR-20130119960-A (KR)
Inventor: WITHINGTON ROGER
IPC: A61K33/244
Filed: 2011-11-30
Abstract: 본 발명은 쉘, 탄산란탄 또는 탄산란탄 수화물, 및 활석과 같은 윤활제를 포함하며, 여기서 상기 쉘은 상기 탄산란탄 또는 이의 수화물 및 상기 윤활제를 캡슐화시키는 경구 약제 캡슐을 포함한다.   캡슐 쉘은, 예를 들어, 젤라틴을 포함한다.  본 발명은 또한 탄산란탄 또는 탄산란탄 수화물 및 약학적으로 허용가능한 부형제를 포함하는 경구 약제 분말을 포함한다.  본 발명의 경구 약제 캡슐 및 분말은 고인산증의 위험 또는 고통받는, 만성 신장 질환 (CKD)의 위험 또는 고통받는, 만성 신장 질환 (CKD)과 연관된 연조직의 석회화의 위험 또는 고통받는, 또는 2차 부갑상선 기능항진증의 위험 또는 고통받는 환자를 치료하기 위해 투여될 수 있다.
Patent KR-20140105696-A (KR)
Title: 마스크 홀더
Inventor: OKAWA KOJI
IPC: H05K3/34
Filed: 2012-09-11
Abstract: 본 발명의 마스크 홀더는, 좌우변 지지부(31)에 대하여 전후 방향으로 이동 조작이 가능한 조작 손잡이(42)와, 조작 손잡이(42)에 전단부가 연결된 로드 부재(45)와, 로드 부재(45)를 통하여 전후 방향으로 이동 가능하고, 조작 손잡이(42)에 의한 로드 부재(45)의 고정 조작에 의해 마스크(15)의 후방 에지에 접촉되는 후방 에지 스토퍼(47) 및 마스크(15)의 전방 에지에 접촉되는 전방 에지 스토퍼(53)를 포함한다.
Patent KR-20140003514-A (KR)
Inventor: YANAGI KAZUAKI
IPC: H01M4/58
Filed: 2012-01-25
Abstract: 본 발명은 도전제와, 상기 도전제의 표면에 일체화된 알칼리 금속 황화물을 포함하는 복합 재료를 제공한다.
Patent KR-20140006897-A (KR)
Inventor: SMITH SEBASTO NICHOLAS
IPC: C05F17/00
Filed: 2012-01-26
Abstract: 본 발명은 공급원료를 영양분이 풍부한 퇴비로 퇴비화하기 위한 용기내 장치에 관한 것으로서, 상기 장치는: 유입 재료를 분쇄하기 위한 수단을 포함하고, 상기 분쇄 수단은 공급원료를 1 인치 3 보다 더 크지 않은 입자 크기로 분쇄하기 위해 전력이 공급되도록 구성되며; 용기의 상부 위에 있는 유입 포트와 배출 포트를 가진 용기를 포함하고, 상기 용기는 하나의 챔버를 포함하며, 상기 용기는 분쇄된 공급원료를 퇴비화시키기 위해 전력이 공급되도록 구성되고, 상기 용기는 유입 포트로부터 배출 포트로 경사져 있으며; 상기 용기 내로 분쇄하기 위해 상기 수단으로부터 공급원료를 통과시키기 위한 수단을 포함하고; 상기 용기를 회전시키기 위한 수단을 포함하며; 상기 용기 내에 공기를 유입시키기 위한 수단을 포함하고; 공정 컨트롤러를 포함하며, 상기 공정 컨트롤러는 상기 분쇄 수단, 상기 용기, 상기 용기를 회전시키기 위한 수단, 및 상기 용기 내에 공기를 유입시키기 위한 수단과 소통한다.
Patent KR-20140017635-A (KR)
Inventor: KUDARA SOICHI
IPC: F04C23/00
Filed: 2012-05-29
Abstract: 본 발명의 진공 펌프(10)는, 서로 유체 연통되고 길이 방향으로 배치되는 복수의 펌프실(50a∼50f), 흡기구(52a), 배기구(52b)를 포함하는 펌프 케이싱(54)과, 양단부가 회전 가능하게 지지되고 펌프 케이싱(54)의 길이 방향으로 연장되는 회전축(58)과, 펌프실(50a∼50f) 내에 수용되며 회전축(58)에 연결된 로터(60a∼60f)를 포함한다.  상기 펌프 케이싱(54)은, 길이 방향으로 펌프 케이싱(54)의 대략 전체 길이에 걸쳐 회전축(58)과 평행하게 연장되는 제1 전열 부재(72)와, 배기구(52b)의 제1 전열 부재(72)의 단부에 근접하여 위치되고 펌프 케이싱(54)의 폭 방향으로 연장되는 제2 전열 부재(74)를 포함한다.
Patent KR-20140034198-A (KR)
Inventor: ISHIBASHI KOICHIRO
IPC: F16J1/12
Filed: 2012-05-21
Abstract: 본 발명은, 유체압 실린더에 이용되는 피스톤의 연결구조에 관한 것으로, 유체압 실린더(10)를 구성하는 피스톤(16)에는, 그 중앙부에 축 방향을 따라서 관통된 피스톤 홀(44)이 형성되고, 상기 피스톤 홀(44)에는, 피스톤 로드(18)의 일단부(18a) 및 해당 일단부(18a)에 연결되는 연결체(20)가 삽입된다. 이러한 연결체(20)는, 피스톤 로드(18)의 일단부(18a)에 맞닿아 접하는 본체부(46)와, 해당 본체부(46)의 외주측에 형성되어, 해당 본체부(46)에 대하여 소정 각도로 경사진 절곡부(48)를 구비한다. 그리고, 연결체(20)가 피스톤 홀(44)의 내부에 있어서 밀어 눌려짐으로써 직경이 확장되어, 절곡부(48)의 각부(50)가 피스톤 홀(44)의 내주면에 결합됨으로써, 연결체(20)를 통하여 피스톤 (16)과 피스톤 로드(18)가 연결된다.
Patent KR-20150080810-A (KR)
Inventor: PARK DAE SOO
IPC: H04W92/08
Filed: 2014-01-02
Abstract: According to an embodiment of the present invention, a method for setting communication environment of an electronic device includes the steps of: selecting two or more from a plurality of user identification information included in one subscriber identity module (SIM) by sensing user input; and determining each communication environment to correspond to two or more user identification information. Each communication environment is loaded with the electronic device. Other embodiments of a method for operating an electronic device are possible in the same or similar range of the present invention.
Patent KR-20150081893-A (KR)
Inventor: JANG NAM HONG
IPC: H02H7/09
Filed: 2014-01-07
Abstract: According to the present invention, a motor operating device includes a rectifying part; a motor driver applying an operating voltage to each phase of a motor through switching operation; and a control part generating a PWM signal for controlling the switching operation of the motor driver, determining whether the motor is stopped due to an overvoltage in an input voltage based on an output voltage sensed by the rectifying part, and controlling whether to re-operate or completely stop the motor by determining whether the input voltage returns to a normal voltage or not or the overvoltage is able to be regenerated or not in a predetermined time according to the number of times generating the overvoltage.
Patent KR-20150085967-A (KR)
Inventor: CHO HO SONG
IPC: A61K8/49
Filed: 2014-01-17
Abstract: Provided in the present invention is a cosmetic or pharmaceutical composition preventing hair loss, growing hair, or promoting hair growth including a compound of chemical formula 1 or a pharmaceutically acceptable salt of the same. The cosmetic or pharmaceutical composition of the present invention has less side effects thereby having excellent hair growth or hair growth promotion effect while being safe to a human body.
Patent KR-20150092615-A (KR)
Inventor: I YUN GEOL
IPC: H02G13/00
Filed: 2014-02-05
Abstract: In the present invention, disclosed is a lightning system including a T-shaped clamp, an insulator and an air terminal using stainless as a lightning material. The lightning system including the T-shaped clamp, the insulator, and the air terminal includes the air terminal (AT) which receives electric lightning, a plurality of insulators which are connected to the AT by a lightning conductive line and are used for supporting the lightning conductive line, and the T-shaped clamp to connect facing surfaces of a rectangular shape with a T shape. The AT and the insulator are connected by the lightning conductive line through a hole. The T-shaped clamp, the insulator, and the AT used as a lightning material to electrically and safely ground the lightning on the ground in the lightning system use the stainless which is not rusted without using existing aluminum.
Patent KR-20150094977-A (KR)
Inventor: HAN MIN HO
IPC: G06F17/30
Filed: 2014-02-12
Abstract: 본 발명은 광고 기반 캐싱 처리 시스템 및 그 방법, 그리고 이에 적용되는 장치를 개시한다.  즉,  광고 요청자가 광고를 수신 받을 수 있는지 여부를 확인하기 위해 데이터베이스로부터 추출된 전체 광고수신동의정보 중 적어도 일부를 압축한 상태에서 조회할 수 있도록 함으로써, 상기 광고수신동의정보 조회에 따른 상기 데이터베이스로의 접속을 최소화할 수 있다.
Patent KR-20150095006-A (KR)
Inventor: LEE SUNG JIN
IPC: G06Q30/02
Filed: 2014-02-12
Abstract: Disclosed are a system and a method for mobile advertisement/compensation using virtuous circulating points. The system comprises: a member store terminal which provides discounts corresponding to virtuous circulating points of a customer when the customer preliminarily pays virtuous circulating points corresponding to an exposure of an advertisement page of the member store and uses the services of the member store; an advertisement/points providing server which provides a preliminarily stored advertisement page of the member store and provides the preliminarily paid virtuous circulating points when the advertisement page is exposed; and a customer mobile terminal which receives and displays the advertisement page provided by the advertisement/points providing server, receives and accumulates virtuous circulating points from the advertisement/points providing server as the advertisement page is displayed and processes discounted payment by providing the accumulated virtuous circulating points when a customer uses the member store or another member store.
Patent KR-20150073043-A (KR)
Inventor: KIM GYUNG GYUN
IPC: A61M5/32
Filed: 2014-02-17
Abstract: The present invention relates to a medical injection needle and a preparation method thereof. The medical needle of the present invention is formed of a hollow cylindrical tube made of a metal material and comprises: a cut unit (10) including a horizontal unit (12) which is formed parallel to a central axis (a) of the tube; a flat round unit (20) formed in one end portion of the tube; and a side round unit (16) connected to a bottom surface (15) of the tube. By the present invention, the end portion takes a rounded shape when seen on a plane and takes a rounded shape in the upward direction from the bottom when seen from a side so a pointed portion is not formed.
Patent KR-20140110741-A (KR)
Inventor: KIMURA SHIGEYA
IPC: H01L33/24
Filed: 2014-02-28
Abstract: According to an embodiment of the present invention, a semiconductor light emitting device includes an n-type first semiconductor layer, a p-type second semiconductor layer, and a light emitting part. The first semiconductor layer and the second semiconductor layer include nitride semiconductors. The light emitting part is provided between the first semiconductor layer and the second semiconductor layer. The light emitting layer includes a plurality of barrier layers and a plurality of well layers, alternately stacked. The well layer includes a first p side well layer closest to the second semiconductor layer, and a second p side well layer secondly close to the second semiconductor layer. Localized energy of an exciton of the first p side well layer is lower than localized energy of an exciton of the second p-side well layer.
Patent KR-20150102242-A (KR)
Inventor: YEAM IN HWA
IPC: C12N15/11
Filed: 2014-02-28
Abstract: 본 발명은 서열번호 1의 프라이머와 서열번호 2의 프라이머로 이루어지는 프라이머쌍을 포함하는 도라지 분류용 프라이머 세트, 그를 이용한 도라지 분류방법, 및 도라지 분류 키트를 제공한다. 본 발명은 도라지를 분류, 특히 유전적으로 유연관계가 있는 도라지를 분류할 수 있어, 육종 등에 활용할 수 있다는 장점을 갖는다.
Patent KR-20140040192-A (KR)
Title: Method of fabricating a semiconductor device
Inventor: KIM YONG IL
IPC: H01L21/28
Filed: 2014-02-28
Abstract: In a method for fabricating a semiconductor device according to the present invention, gate lines are formed in a memory cell area on a semiconductor substrate, and an interlayer insulating film for insulating the gate lines are formed. A first contact plug and a second contact plug are formed, wherein the contact plugs penetrates through the interlayer insulating film, and are located near the both sides of the gate lines between the gate lines. A landing pad which overlaps with part of the first contact plug on the first contact plug and the interlayer insulating film is formed. By etching the second contact plug, a recess contact plug having a recess part which is recessed to be lower than the surface of a first interlayer insulating film is formed. A cross-sectional distance between the landing pad and the recess contact plug is longer due to the recess part. The recess contact plug is formed by forming a mask layer for forming a recess contact plug exposing the second contact plug on the first contact plug and the interlayer insulating film, and forming a recess part by etching the second contact plug using the mask layer for forming a recess contact plug as an etching mask. The landing pad is formed by forming a buried insulating film filling the recess part, forming a conductive film for a landing pad on the first contact plug, the buried insulating film, and the interlayer insulating film, forming a mask layer for forming a landing pad on the conductive film, and etching the conductive film for landing pad using the mask layer for forming a landing pad as an etching mask to overlap with part of the first contact plug.
Patent KR-20150106024-A (KR)
Inventor: BYEON SANG JIN
IPC: G11C7/10
Filed: 2014-03-10
Abstract: A semiconductor device includes a control signal receiving unit. The control signal receiving unit sets information related to the operation of a memory chip by receiving a command signal and an address signal from a stack chip test unit, a control signal interface unit, and a test setting unit.
Patent KR-20150107912-A (KR)
Inventor: LEE JONG WHA
IPC: G06Q50/10
Filed: 2014-03-13
Abstract: The present invention relates to a device to monitor a marine wind power generation plant. The device includes an image detecting part (100) transmitting photographing a target (T), going from the outside of a wind power generation plant to the wind power generation plant and then analyzing the photographed image in order to sense and determine whether the target (T) approaches or not and then transmit the result to a control part (200); the control part (200) confirming whether the target (T) has a proper title (ID information) for entering the plant and then wirelessly transmitting information about an illegal approach of the target (T) to a management computer (400) if the target does not have the proper title (ID information); a sound warning part receiving a signal from the control part (200) or the management computer (400), and then automatically transmitting a warning sound for preventing an approach to the target (T); and an acoustic analysis part (500) generating determination target frequency analysis data by analyzing a frequency of surrounding sound data, collected by a command of the control part (200), when the control part (200) receives information about the approach of the target (T) from the image detecting part (100), and then comparing pre-inputted comparison target frequency analysis data of a vessel to the determination target frequency analysis data in order to determine whether the target (T) is a vessel or not and then transmit the result to the control part (200).
Patent KR-20150113308-A (KR)
Inventor: KIM SHIN HAN
IPC: H01L51/50
Filed: 2014-03-27
Abstract: The present invention includes: a first electrode; a second electrode; a first light emitting unit which emits light between the first and second electrodes; a second light emitting unit; and a third light emitting unit, wherein the first light emitting unit includes a first light emitting layer comprising at least two light emitting layers formed on the first electrode; the second light emitting unit includes a second light emitting layer comprising at least two light emitting layers formed on the first light emitting unit; the third light emitting unit includes a third light emitting layer comprising at least two light emitting layers formed on the second light emitting unit; the first light emitting layer includes a first blue light emitting layer; the second light emitting layer includes a second light emitting layer which has a longer wavelength than blue; and the third light emitting layer includes a third blue light emitting layer.
Patent KR-20150112557-A (KR)
Inventor: LEE CHEOL JOO
IPC: G03B17/56
Filed: 2014-03-28
Abstract: The present invention relates to a device for driving a camera for photographing along a straight line and, more specifically, to a device for driving a camera for photographing along a straight line, wherein a photo or a video is photographed continuously by a camera as the camera for photographing a photo or a video moves precisely and automatically in a certain interval without vibration, the device can be installed and moved easily owing to easy assembly and disassembly, and the device can be carried conveniently. For the purpose, the present invention comprises: a guide bar having a certain length to support a photographing device driven along a straight line and capable of measuring the moving distance of the photographing device; a driving part arranged at one side of the guide bar to be attached and fixated or detached, including a driving means for rotating forward and backward to transfer the photographing device along a straight line, including a timing pulley rotated by the driving means, including a pair of guide rollers forming a triangle together with the timing pulley, and including a control means for controlling the driving means; a supporting part arranged at the other side of the guide bar to be attached and fixated or detached, including a rotating roller at an upper part, and including a supporting roller capable of adjusting a position at one side of the rotating roller; a timing belt combined between the driving part and the supporting part to transfer the photographing device along a straight line; a transfer part combined with the upper part of the timing belt to transfer the photographing device; and a prop part fixating both ends of the guide bar, the driving part and the supporting part to one another, and leveling by being adjusted in vertical, lateral and anteroposterior directions depending on the state of the ground.
Patent KR-20150116075-A (KR)
Inventor: PARK JONG CHUL
IPC: H01L21/8246
Filed: 2014-04-04
Abstract: Provided is a magnetic memory device. The magnetic memory device comprises: a plurality of first magnetic patterns mutually separately arranged on a substrate; a first insulation pattern arranged between the first magnetic patterns, and defining the first magnetic patterns; and a tunnel barrier membrane which covers the first magnetic patterns and the first insulation pattern. The first insulation pattern includes the same magnetic element as a magnetic element which constitutes the first magnetic patterns.
Patent KR-20150116537-A (KR)
Inventor: JUNG BOO GEUM
IPC: H04L9/32
Filed: 2014-04-07
Abstract: The present invention relates to a method for authenticating a user in a virtual private cloud system, which comprises the following steps: a user terminal transmits an access request for a virtual cloud system; an organization authentication server requests login information including an email account to the user terminal based on the access request; the user terminal transfers the login information to the organization authentication server based on a request for the login information; and the organization authentication server issues an access permission based on the received login information to transfer the same to the user terminal. Accordingly, the present invention can prevent the inconvenience of managing an account by each virtual system in the virtual cloud system, and the inconvenience of inputting account information whenever accessing the virtual systems different from each other.
Patent KR-20150116288-A (KR)
Inventor: CHOI BONG YOON
IPC: H05K3/00
Filed: 2014-04-07
Abstract: The present invention relates to a method for mitigating the bending of a printed circuit board and, more specifically, to a printed circuit board having production specifications improved to minimize the generation of bending so that a printed wiring board, which patterns the circuits of various electronic products controlled by semiconductors, can be prevented from being modified in the process of production or after product shipment as the printed wiring board is vulnerable to heat and humidity. The method for mitigating the bending of a printed circuit board according to the present invention comprises: a copper foil share rate-matching step of making a copper foil share rate for each layer of the printed circuit board identical; and a laser via hole unifying step of unifying the number of the laser via holes (LVHs). The printed circuit board having mitigated bending according to the present invention has the power of inhibiting bending via improvement by design and can greatly reduce the probability of a defect being generated by using the comparative data of bending generation. Also, bending generation, which occurs even when the copper foil share is identical can be reduced by developing a mesh-shaped hatching design.
Patent KR-20150117325-A (KR)
Title: Device for controlling unified platform of user interface for power plant
Inventor: Wang min seok
IPC: G06Q50/10
Filed: 2014-04-09
Abstract: The present invention relates to an apparatus for controlling a user interface unified platform of a power plant server and a method thereof, which enables a user to use the server generally without knowing an access IP address and a hostname for each server, and unifies a user interface, and standardizes a hierarchical structure of a power plant operation screen. The apparatus of the present invention includes: a system linking part which links information of a power generation operation information system, an early warning system, a power plant performance management system, an intelligent early warning engine and a user development screen system; an early warning system warning generation display part which displays warning occurrence status per each plant and each facility by receiving a warning generated in the early warning system through the system linking part; a system content display part which displays a system content selected by the early warning generation display part and the system linking part.
Patent KR-20140123918-A (KR)
Inventor: JEONG HYUN WOOK
IPC: F24F13/28
Filed: 2014-04-15
Abstract: Disclosed are an air circulating device and a filter assembly, which have a simplified overall configuration and achieve preferable cooling performances. The air circulating device comprises a heat exchanger, a rotary assembly, and a filter assembly. The heat exchanger changes heat between compressed air from outside with atmosphere air. The rotary assembly includes an expansion turbine, which is rotated by compressed air ejected from the heat exchanger, and expands or cools down the compressed air, and a fan which is coaxially coupled with the expansion turbine, rotates, and provides a suction force for sucking in the atmosphere air into the heat exchanger while rotating. The filter assembly receives the cooled down air ejected from the expansion turbine, and filters out moisture and pollutants to classify the filtered air into clean air and dust air. The clean air is supplied from the filter assembly to a final using site, and the dust air is used to cool down the rotary assembly.
Patent KR-20150120781-A (KR)
Inventor: KANG HYUN WOOK
IPC: A61B5/00
Filed: 2014-04-18
Abstract: Disclosed is a fusion-type optical medical device for both diagnosing and treating tubular tissues in body. According to the present invention, the medical device comprises: a probe inserted into the tubular tissues in body including bronchus, blood vessels, and a ureter; a bodily function fiber module performing either on selected from among an acquisition of an optical coherence tomography (OCT) image of the tubular tissues through irradiation of infrared rays having a predetermined wavelength area or a light and heat treatment induction of the tubular tissues through irradiation of laser; a controller carrying out a motion control of the bodily function fiber module; and an OCT image output device outputting the OCT image obtained from the bodily function fiber module.
Patent KR-20150121747-A (KR)
Title: Method of fabricating solar cell comprising buffer layer formed by atomic layer deposition
Inventor: LEE KEUN
IPC: H01L31/18
Filed: 2014-04-21
Abstract: The present invention relates to a method for manufacturing a solar cell, and includes the steps of: (a) forming a rear electrode layer on a substrate; (b) forming a light absorption layer on the rear electrode layer; (c) processing the surface of an oxide film of a light absorption layer formed by exposing the light absorption layer; (d) forming a buffer layer on the oxide film of the light absorption layer whose surface is processed by an atomic layer deposition method; and (e) forming a front electrode layer on the buffer layer.